Corsair VX450W Power Supply Review

Power Distribution

In Figure 14, you can see the power supply label containing all the power specs.

Figure 14: Power supply label.

This power supply uses a single rail design, so there is not much to say here. Antec EarthWatts 500 W, which is basically the same power supply with a different housing, uses a dual-rail design. The difference between the two is only how the OCP (over current protection) circuit is connected. On this power supply this circuit is monitoring all +12 V outputs at the same time, while on the model from Antec this circuit is monitoring two different sets of wires.

Now let’s see if this power supply can really deliver 450 W of power.